public class Test {
    public static void main(String[] args) {
        Addition addition = new Addition();
        System.out.println("整数重载：" + addition.culculate(2, 3));
        System.out.println("双精度重载：" + addition.culculate(2.2, 3.9));
        System.out.println("长整型重载：" + addition.culculate(2l, 3l));
        System.out.println("单精度重载：" + addition.culculate(2.23f, 3.33f));
        System.out.println("字符串重载：" + addition.culculate("2", "3"));
    }
}